board: raspberrypi: mention the Zero model in readme.txt
tree1f34e23b3c8925950c3e9c7e35f1a380f97919e6
-rw-r--r-- 1198 .defconfig
-rw-r--r-- 125 .gitignore
-rw-r--r-- 216188 CHANGES
-rw-r--r-- 18767 COPYING
-rw-r--r-- 23104 Config.in
-rw-r--r-- 85529 Config.in.legacy
-rw-r--r-- 38438 DEVELOPERS
-rw-r--r-- 40030 Makefile
-rw-r--r-- 2292 Makefile.legacy
-rw-r--r-- 1079 README
drwxr-xr-x - arch
drwxr-xr-x - board
drwxr-xr-x - boot
drwxr-xr-x - configs
drwxr-xr-x - docs
drwxr-xr-x - fs
drwxr-xr-x - linux
drwxr-xr-x - package
drwxr-xr-x - support
drwxr-xr-x - system
drwxr-xr-x - toolchain